Owner Crimsonlogic Pte Ltd

Inventors Tang, Weng Sing; Lee, Pern Chern

Agent Davies Collison Cave

Pub. Number AU-A-2009226211

PCT Pub. Number WO2009/116953

Priority 200802187-5 18.03.08 SG

Filing date 17 March 2009

Wipo publication date 24 September 2009

G09C 5/00 (2006.01) Ciphering or deciphering apparatus or methods not provided for in other groups of this subclass, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages

G09C 1/06 (2006.01) Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system - wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member

H04H 60/23 (2008.01) Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time